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WO2011157656A3 - Water-absorbing polymer particles with improved colour stability - Google Patents

Water-absorbing polymer particles with improved colour stability Download PDF

Info

Publication number
WO2011157656A3
WO2011157656A3 PCT/EP2011/059710 EP2011059710W WO2011157656A3 WO 2011157656 A3 WO2011157656 A3 WO 2011157656A3 EP 2011059710 W EP2011059710 W EP 2011059710W WO 2011157656 A3 WO2011157656 A3 WO 2011157656A3
Authority
WO
WIPO (PCT)
Prior art keywords
water
polymer particles
absorbing polymer
colour stability
improved colour
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2011/059710
Other languages
German (de)
French (fr)
Other versions
WO2011157656A2 (en
Inventor
Norbert Herfert
Thomas Daniel
Mark Elliott
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Priority to BR112012031895A priority Critical patent/BR112012031895A2/en
Priority to JP2013514660A priority patent/JP5766283B2/en
Priority to EP11726118.0A priority patent/EP2580256A2/en
Priority to KR1020137000789A priority patent/KR20130096218A/en
Priority to CN201180038595.4A priority patent/CN103068861B/en
Publication of WO2011157656A2 publication Critical patent/WO2011157656A2/en
Publication of WO2011157656A3 publication Critical patent/WO2011157656A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0025—Crosslinking or vulcanising agents; including accelerators
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0041—Optical brightening agents, organic pigments

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Analytical Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

The invention relates to water-absorbing polymer particles with improved colour stability and to processes for preparing them, the water-absorbing polymer particles comprising at least one optical brightening agent.
PCT/EP2011/059710 2010-06-14 2011-06-10 Water-absorbing polymer particles with improved colour stability Ceased WO2011157656A2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BR112012031895A BR112012031895A2 (en) 2010-06-14 2011-06-10 process for producing water absorbing polymeric particles, water absorbing polymeric particles, and hygiene article
JP2013514660A JP5766283B2 (en) 2010-06-14 2011-06-10 Water-absorbing polymer particles with improved color stability
EP11726118.0A EP2580256A2 (en) 2010-06-14 2011-06-10 Water-absorbing polymer particles with improved colour stability
KR1020137000789A KR20130096218A (en) 2010-06-14 2011-06-10 Water-absorbing polymer particles with improved colour stability
CN201180038595.4A CN103068861B (en) 2010-06-14 2011-06-10 There is the water-absorbing polymer particles of the color stability of improvement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10165823.5 2010-06-14
EP10165823 2010-06-14

Publications (2)

Publication Number Publication Date
WO2011157656A2 WO2011157656A2 (en) 2011-12-22
WO2011157656A3 true WO2011157656A3 (en) 2012-07-26

Family

ID=44627209

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/059710 Ceased WO2011157656A2 (en) 2010-06-14 2011-06-10 Water-absorbing polymer particles with improved colour stability

Country Status (6)

Country Link
EP (1) EP2580256A2 (en)
JP (1) JP5766283B2 (en)
KR (1) KR20130096218A (en)
CN (1) CN103068861B (en)
BR (1) BR112012031895A2 (en)
WO (1) WO2011157656A2 (en)

Families Citing this family (9)

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Publication number Priority date Publication date Assignee Title
US8871880B2 (en) 2012-03-22 2014-10-28 Evonik Corporation Superabsorbent copolymer
KR101527585B1 (en) * 2013-08-13 2015-06-09 주식회사 엘지화학 Preparation method for super absorbent polymer
KR101700907B1 (en) 2013-12-10 2017-01-31 주식회사 엘지화학 Method for preparing super absorbent polymer
JP7150701B2 (en) * 2016-08-10 2022-10-11 ビーエーエスエフ ソシエタス・ヨーロピア Method for manufacturing high absorber
CN113754837B (en) * 2020-06-03 2023-10-13 万华化学集团股份有限公司 Super water-absorbent polymer and preparation method and application thereof
US20240261762A1 (en) * 2021-06-18 2024-08-08 Lg Chem, Ltd. Preparation method of super absorbent polymer and super absorbent polymer
US20240400770A1 (en) * 2021-10-29 2024-12-05 Lg Chem, Ltd. Super Absorbent Polymer Composition and Preparation Method Thereof
JP2025539867A (en) * 2022-11-29 2025-12-09 ビーエーエスエフ ソシエタス・ヨーロピア Process for producing color-stable superabsorbent particles
KR20250116009A (en) * 2022-11-29 2025-07-31 바스프 에스이 Method for producing color-stable superabsorbent particles

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Also Published As

Publication number Publication date
CN103068861A (en) 2013-04-24
EP2580256A2 (en) 2013-04-17
CN103068861B (en) 2015-11-25
JP5766283B2 (en) 2015-08-19
WO2011157656A2 (en) 2011-12-22
BR112012031895A2 (en) 2016-11-08
JP2013530281A (en) 2013-07-25
KR20130096218A (en) 2013-08-29

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